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ORIGINAL ARTICLE
Year : 2019  |  Volume : 25  |  Issue : 1  |  Page : 18-21

Visual defects in hearing-challenged schoolchildren from Ludhiana, Punjab


1 Sankara Academy of Vision, Sankara Eye Hospital, Ludhiana, Punjab, India
2 Center for Computational Brain Research Indian Institute of Technology, Chennai, Tamil Nadu, India
3 Chitkara College of Education, Chitkara University, Punjab, Chandigarh, India

Correspondence Address:
Prof. Renu Thakur
Village Bhanohar, Post Dhaka, Ferozepur-Ludhiana Road, Near Wadi Haveli, Ludhiana - 141 101, Punjab
India
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Source of Support: None, Conflict of Interest: None


DOI: 10.4103/indianjotol.INDIANJOTOL_95_18

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Purpose: We compared Visual attention of normal hearing students and congenitally deaf students, Deaf students are visually depended; respective study help us to find out visual attention of Deaf as compared with age matched hearing students. Method: Total 118 deaf students aged from 6 to 25 years were screened from School for the Deaf Children, Kitchlu Nagar, Ludhiana Punjab 141001. 30 students were randomly selected from age group 8.5 to 11.11 years. All 30 deaf students where compared with age-matched hearing students from Peace Public School NH 95, Ferozepur - Ludhiana Road, Ludhiana, Punjab 141102. Informed consent was taken from all students pears, all the participants where having best corrected distance visual acuity 6/6 (snellen chart) and near visual acuity N6. Anterior and Posterior eye examination where evaluated in Sankara Eye Hospital Ludhiana, prior to the test; Visual attention was evaluated using two different test type, SDMT Symbol digit Modality test and Attention Blink by Visual attention Brain Baseline App. Result: Symbol Digit Modality Test; didn't show significant difference between. Deaf (N= 30) and Hearing students (N=30), Deaf students (Mean 0.97, S.D 2.57 and SEM 0.47), Hearing students (Mean 0.47, S.D 0.97, SEM 0.18) T-ratio 1 and P-Value 0.32 there was no difference between deaf and hearing impaired group. Visual attention- Brain Baseline App, the attention blink showed significant difference between Deaf and hearing impaired students. Deaf students (Mean 0.09, S.D 0.08 and SEM 0.02), Hearing students (Mean 0.22, S.D 0.18, SEM 0.03) T-ratio 3.41 and P-Value 0.001. Conclusion: Deaf group had made less error, deaf showed better attention as compare with hearing group. This finding indicates that deaf students are having better attention in the central visual attention. It can be one of the factors for peripheral distraction of deaf students.


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